Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10939211 | Shading ring and loudspeakers | — | 2021-03-02 |
| 10798489 | Array type magnetic circuit system | — | 2020-10-06 |
| 10750288 | Speaker with hidden folding ring | SHAO-LIN YANG | 2020-08-18 |
| 10652665 | Symmetrical dual-edge loudspeaker | — | 2020-05-12 |
| 10638231 | Diaphragm structure for loudspeaker | Zheng Wang | 2020-04-28 |
| D881846 | Vibration diaphragm for loudspeaker | — | 2020-04-21 |
| 10575088 | Treble loudspeaker with improved mounting structure for phase plug | — | 2020-02-25 |
| 10555074 | Full-range speaker with phase plate | — | 2020-02-04 |
| 10524056 | Loudspeaker magnetic circuit system having U-shaped short-circuit ring | — | 2019-12-31 |
| D866525 | Phase plug for loudspeaker | — | 2019-11-12 |
| 10405088 | Combination phase plug, and compression driver and speaker using same | — | 2019-09-03 |
| 10341781 | Double ring radiator and dual co-ax driver | Li Gang | 2019-07-02 |
| D852169 | Phase plug for loudspeaker | — | 2019-06-25 |
| 10264349 | Combined-type phase plug, and compression driver and speaker using same | — | 2019-04-16 |
| 7485074 | Ankle therapy apparatus | — | 2009-02-03 |
| 6931694 | Hanging ring used in curtain | — | 2005-08-23 |